tsconfig.json

{
  "compilerOptions": {
    "target": "es2020",
    "module": "commonjs",
    "moduleResolution": "node",
    "sourceMap": true,
    "allowSyntheticDefaultImports": true,
    "resolveJsonModule": true,
    "downlevelIteration": true,
    "removeComments": false,
    "skipLibCheck": true,
    "strictNullChecks": true,
    "noImplicitUseStrict": true,
    "noImplicitAny": false,
    "noImplicitReturns": true,
    "noImplicitThis": true,
    "noUnusedParameters": false,
    "noErrorTruncation": true,
    "esModuleInterop": true,
    "experimentalDecorators": true,
    "forceConsistentCasingInFileNames": true,
    "allowJs": false,
    "checkJs": false,
    "baseUrl": ".",
    "outDir": "build",
    "lib": [
      "es2020",
      "dom"
    ],
    "typeRoots": [
      "./node_modules/@types"
    ]
  },
  "include": [
    "./hardhat.config.ts",
    "typings",
    "tests",
    "utils"
  ],
  "exclude": [
    "node_modules",
    "dist"
  ]
}